001// License: GPL. For details, see LICENSE file.
002package org.openstreetmap.josm.gui.dialogs.changeset;
003
004import static org.openstreetmap.josm.tools.I18n.tr;
005import static org.openstreetmap.josm.tools.I18n.trc;
006
007import java.awt.Component;
008import java.awt.Font;
009import java.text.DateFormat;
010import java.util.Date;
011
012import javax.swing.JLabel;
013import javax.swing.JTable;
014import javax.swing.UIManager;
015import javax.swing.table.TableCellRenderer;
016
017import org.openstreetmap.josm.data.osm.Changeset;
018import org.openstreetmap.josm.data.osm.User;
019import org.openstreetmap.josm.tools.date.DateUtils;
020
021/**
022 * The cell renderer for the changeset table
023 * @since 2689
024 */
025public class ChangesetCacheTableCellRenderer extends JLabel implements TableCellRenderer{
026
027    /**
028     * Constructs a new {@code ChangesetCacheTableCellRenderer}.
029     */
030    public ChangesetCacheTableCellRenderer() {
031        setOpaque(true);
032    }
033
034    protected void reset() {
035        setBackground(UIManager.getColor("Table.background"));
036        setForeground(UIManager.getColor("Table.foreground"));
037        setFont(UIManager.getFont("Table.font"));
038        setToolTipText("");
039    }
040
041    protected void renderColors(boolean isSelected) {
042        if (isSelected) {
043            setBackground(UIManager.getColor("Table.selectionBackground"));
044            setForeground(UIManager.getColor("Table.selectionForeground"));
045        } else {
046            setBackground(UIManager.getColor("Table.background"));
047            setForeground(UIManager.getColor("Table.foreground"));
048        }
049    }
050
051    protected void renderId(Changeset cs) {
052        setText(Integer.toString(cs.getId()));
053        setToolTipText("");
054    }
055
056    protected void renderUploadComment(Changeset cs) {
057        String comment = cs.get("comment");
058        if (comment == null || comment.trim().isEmpty()) {
059            setText(trc("changeset.upload-comment", "empty"));
060            setFont(UIManager.getFont("Table.font").deriveFont(Font.ITALIC));
061        } else {
062            setText(comment);
063            setToolTipText(comment);
064            setFont(UIManager.getFont("Table.font"));
065        }
066    }
067
068    protected void renderOpen(Changeset cs) {
069        if (cs.isOpen()) {
070            setText(trc("changeset.state", "Open"));
071        } else {
072            setText(trc("changeset.state", "Closed"));
073        }
074        setToolTipText("");
075    }
076
077    protected void renderUser(Changeset cs) {
078        User user = cs.getUser();
079        if (user == null || user.getName().trim().isEmpty()) {
080            setFont(UIManager.getFont("Table.font").deriveFont(Font.ITALIC));
081            setText(tr("anonymous"));
082        } else {
083            setFont(UIManager.getFont("Table.font"));
084            setText(user.getName());
085            setToolTipText(user.getName());
086        }
087    }
088
089    protected void renderDate(Date d) {
090        if (d == null) {
091            setText("");
092        } else {
093            setText(DateUtils.formatDateTime(d, DateFormat.SHORT, DateFormat.SHORT));
094        }
095        setToolTipText("");
096    }
097
098    @Override
099    public Component getTableCellRendererComponent(JTable table, Object value, boolean isSelected, boolean hasFocus,
100            int row, int column) {
101        if (value == null)
102            return this;
103        reset();
104        renderColors(isSelected);
105        Changeset cs = (Changeset)value;
106        switch(column) {
107        case 0: /* id */ renderId(cs); break;
108        case 1: /* upload comment */ renderUploadComment(cs); break;
109        case 2: /* open/closed */ renderOpen(cs); break;
110        case 3: /* user */ renderUser(cs); break;
111        case 4: /* created at */ renderDate(cs.getCreatedAt()); break;
112        case 5: /* closed at */ renderDate(cs.getClosedAt()); break;
113        }
114        return this;
115    }
116}